2019102725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{23567}}^1$

素因数の和:23749

約数の個数: 24

約数和(自身を含む): 2630188800

約数和(自身を除く): 611086075

約数列:

[1, 5, 23, 25, 115, 149, 575, 745, 3427, 3725, 17135, 23567, 85675, 117835, 542041, 589175, 2710205, 3511483, 13551025, 17557415, 80764109, 87787075, 403820545, 2019102725]

約数ペア:

[(1, 2019102725), (5, 403820545), (23, 87787075), (25, 80764109), (115, 17557415), (149, 13551025), (575, 3511483), (745, 2710205), (3427, 589175), (3725, 542041), (17135, 117835), (23567, 85675)]